W

Wolf Creek, MT

—no score

Contamination score

Higher = more contaminated vs. other cities.

⚠️6 health-based violations on record.
0
Water sources
40
Violations
0
Pollution sources
0
Self-reported
0
Lawsuits

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Reported illness & cancer claims

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Self-reported issues

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Pollution sources & reported claims near your water

Factories, greenhouses, and contaminated sites mapped around the water supply. Tap any circle for detail.

Critical High Medium Reported claim

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Public water systems

WOLF CREEK WATER SYSTEM

PWSID:
084690483
Source:
Surface water
Serves:
65 people

Milford Colony Inc

PWSID:
MT0001646
Source:
Ground water
Serves:
67 people

EPA & DEP violations

WOLF CREEK WATER SYSTEM

PWSID 08469048320 violations

  • Monitoring violation — WOLF CREEK WATER SYSTEM

    low severityOpen

    EPA SDWIS violation 51532 (code 36) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Monitoring violation · Began Jun 1, 2025 · 1 year ago · Source ↗

  • Monitoring violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51533 (code 27) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2025 · 1 year ago · Source ↗

  • Monitoring violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51534 (code 27) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2025 · 1 year ago · Source ↗

  • Monitoring violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51529 (code 27) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2024 · 2 years ago · Source ↗

  • Monitoring violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51530 (code 27) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2024 · 2 years ago · Source ↗

  • Monitoring violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51528 (code 66) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Monitoring violation · Began Dec 30, 2023 · 2 years ago · Source ↗

  • Monitoring violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51526 (code 66) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Monitoring violation · Began Sep 29, 2022 · 3 years ago · Source ↗

  • Monitoring violation — WOLF CREEK WATER SYSTEM

    low severityOpen

    EPA SDWIS violation 51527 (code 03) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2020 · 6 years ago · Source ↗

  • Monitoring violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51523 (code 3A) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Monitoring violation · Began Mar 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51524 (code 27) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Monitoring violation · Began Sep 1, 2018 · 7 years ago · Source ↗

  • Monitoring violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51525 (code 27) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Monitoring violation · Began Sep 1, 2018 · 7 years ago · Source ↗

  • Treatment technique violation — WOLF CREEK WATER SYSTEM

    high severityHealth-basedResolved

    EPA SDWIS violation 51522 (code 45) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Treatment technique violation · Began Jul 1, 2017 · 9 years ago · Source ↗

  • Monitoring violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51521 (code 66) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Monitoring violation · Began Jul 1, 2016 · 10 years ago · Source ↗

  • Monitoring violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51518 (code 27) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2014 · 12 years ago · Source ↗

  • Monitoring violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51519 (code 27) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2014 · 12 years ago · Source ↗

  • Monitoring violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51517 (code 51) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Monitoring violation · Began Jul 1, 2012 · 14 years ago · Source ↗

  • Other violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51510 (code 71) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Other violation · Began Jul 1, 2010 · 16 years ago · Source ↗

  • Other violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51509 (code 71) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Other violation · Began Jul 1, 2009 · 17 years ago · Source ↗

  • Other violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51508 (code 72) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Other violation · Began Jul 1, 2008 · 18 years ago · Source ↗

  • Other violation — WOLF CREEK WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 51507 (code 71) at WOLF CREEK WATER SYSTEM (PWSID 084690483).

    EPA SDWIS · Other violation · Began Jul 1, 2007 · 19 years ago · Source ↗

City-wide

20 violations

  • Arsenic — MCL violation

    high severityHealth-basedArchived

    Arsenic MCL violation (Archived).

    EPA SDWIS · MCL · Began Apr 1, 2025 · 1 year ago · Source ↗

  • Arsenic — MCL violation

    high severityHealth-basedArchived

    Arsenic MCL violation (Archived).

    EPA SDWIS · MCL · Began Jan 1, 2025 · 1 year ago · Source ↗

  • Arsenic — MCL violation

    high severityHealth-basedArchived

    Arsenic MCL violation (Archived).

    EPA SDWIS · MCL · Began Oct 1, 2024 · 1 year ago · Source ↗

  • Arsenic — MCL violation

    high severityHealth-basedArchived

    Arsenic MCL violation (Archived).

    EPA SDWIS · MCL · Began Jul 1, 2024 · 2 years ago · Source ↗

  • Revised Total Coliform Rule — MON violation

    medium severityResolved

    Revised Total Coliform Rule MON violation (Resolved).

    EPA SDWIS · MON · Began May 1, 2024 · 2 years ago · Source ↗

  • Antimony, Total — MR violation

    medium severityResolved

    Antimony, Total MR violation (Resolved).

    EPA SDWIS · MR · Began Apr 1, 2024 · 2 years ago · Source ↗

  • Antimony, Total — MR violation

    medium severityResolved

    Antimony, Total MR violation (Resolved).

    EPA SDWIS · MR · Began Oct 1, 2023 · 2 years ago · Source ↗

  • Groundwater Rule — MR violation

    medium severityResolved

    Groundwater Rule MR violation (Resolved).

    EPA SDWIS · MR · Began Sep 1, 2023 · 2 years ago · Source ↗

  • Groundwater Rule — MR violation

    medium severityResolved

    Groundwater Rule MR violation (Resolved).

    EPA SDWIS · MR · Began Aug 1, 2023 · 3 years ago · Source ↗

  • Arsenic — MCL violation

    high severityHealth-basedArchived

    Arsenic MCL violation (Archived).

    EPA SDWIS · MCL · Began Jul 1, 2023 · 3 years ago · Source ↗

  • Consumer Confidence Rule — Other violation

    medium severityResolved

    Consumer Confidence Rule Other violation (Resolved).

    EPA SDWIS · Other · Began Jul 1, 2023 · 3 years ago · Source ↗

  • Groundwater Rule — MR violation

    medium severityResolved

    Groundwater Rule MR violation (Resolved).

    EPA SDWIS · MR · Began Mar 1, 2023 · 3 years ago · Source ↗

  • Groundwater Rule — MR violation

    medium severityResolved

    Groundwater Rule MR violation (Resolved).

    EPA SDWIS · MR · Began Feb 1, 2023 · 3 years ago · Source ↗

  • Groundwater Rule — MR violation

    medium severityResolved

    Groundwater Rule MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗

  • TTHM — MR violation

    medium severityResolved

    TTHM MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗

  • Total Haloacetic Acids (HAA5) — MR violation

    medium severityResolved

    Total Haloacetic Acids (HAA5) MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗

  • Nitrate-Nitrite — MR violation

    medium severityResolved

    Nitrate-Nitrite MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗

  • Groundwater Rule — MR violation

    medium severityResolved

    Groundwater Rule MR violation (Resolved).

    EPA SDWIS · MR · Began Oct 1, 2022 · 3 years ago · Source ↗

  • Groundwater Rule — MR violation

    medium severityResolved

    Groundwater Rule MR violation (Resolved).

    EPA SDWIS · MR · Began Apr 1, 2022 · 4 years ago · Source ↗

  • Revised Total Coliform Rule — MON violation

    medium severityResolved

    Revised Total Coliform Rule MON violation (Resolved).

    EPA SDWIS · MON · Began Mar 1, 2022 · 4 years ago · Source ↗

Water-related lawsuits

No lawsuits on record.

In the news & sources

No coverage linked yet.